There was nothing on earth that the Wellands and Mingotts would not have done to proclaim their unalterable affection for the Countess Olenska now that her passage for Europe was engaged; and Archer, at the head of his table, sat marvelling at the silent untiring activity with which her popularity had been retrieved, grievances against her silenced, her past countenanced, and her present irradiated by the family approval.

There are no more uses of "irradiate" in the book.

Show samples from other sources

He was irradiated by the dawn of a great amazement.

H.G. Wells -- The Invisible Man

For, d’ye see, rainbows do not visit the clear air; they only irradiate vapour.